1. 如果主句是一般現(xiàn)在時(shí)、一般將來(lái)時(shí)或祈使句時(shí)，賓語(yǔ)從句的時(shí)態(tài)不受限制，可以根據(jù)實(shí)際表達(dá)的需要來(lái)確定。

　　如：Could you tell me what he said at the meeting?

　　你能告訴我他在會(huì)上說(shuō)什么。

　　He will tell us that he has been able to look after himself.

　　他會(huì)告訴我們他已經(jīng)能告訴他自己。

　　Tell him when we will finish our work.

　　告訴他我們什么時(shí)候完成工作。

　　2.【考查點(diǎn)】如果主句是過(guò)去的某種時(shí)態(tài)，賓語(yǔ)從句應(yīng)與主句保持一致，用過(guò)去的某種時(shí)態(tài)。

　　如：He said that he was born in Wenzhou in 1996.

　　他說(shuō)他1996年出生于溫州。

　　They said that they had already seen the film.

　　他們說(shuō)他們已經(jīng)看過(guò)這部電影了。

　　3.【易錯(cuò)點(diǎn)】如果賓語(yǔ)從句所敘述的是客觀事實(shí)、格言、科學(xué)真理時(shí)，從句時(shí)態(tài)不受主句限制，用一般現(xiàn)在時(shí)。

　　如： Everyone knew there are 365 days in a year.

　　大家都知道一年有365天。

　　She said that two heads are better than one.

　　她說(shuō)三個(gè)臭皮匠頂個(gè)諸葛亮。

　　He said that the sun rises in the east.